<script setup lang="ts">
import { delRoleUserAPI, getRoleDetailAPI, getRoleListAPI, getRoleUserAPI, getTreeListAPI } from '@/apis/system';
import type { Role, RoleData, RoleUser } from '@/types/system';
import { ref } from 'vue';

// 导入两张图片
import userIcon from '@/assets/user.svg'
import userIconActive from '@/assets/user-active.svg'
import { ElMessageBox, type TreeInstance } from 'element-plus';


const roleList=ref<Role[]>([])
// 1. 获取角色列表
const getRoleList=async()=>{
const res=await getRoleListAPI()
console.log('res',res);
roleList.value=res.data
 // 获取第一个角色详情
const roleId=res.data[0].roleId

getRoleDetail(roleId)
  // 获取第一个角色的成员
  getRoleUser(roleId)
}
getRoleList()
// 2. 点击激活交互
const activeIndex=ref(0)
const changeRole=async(index:number,roleId:number)=>{
    // 2.1 设置高亮效果
activeIndex.value=index
// 2.2 获取角色详情
// const res=await getRoleDetailAPI(roleId)
// console.log('res',res);
getRoleDetail(roleId)
  // 2.3 获取角色成员
  getRoleUser(roleId)

}

// 3.获取权限列表(树形)
const treeList=ref<RoleData[]>([])
const getTreeList=async()=>{
  const res=await getTreeListAPI()
  // console.log('res',res);
  treeList.value=res.data

}
getTreeList()


// 4.获取角色
const perms=ref<number[][]>([])// 权限id数组，二维数组
const treeRefs=ref<TreeInstance[]>([])// 树形组件，这里也是数组
const userTotal=ref(0)// 成员数量
const getRoleDetail=async(roleId:number)=>{
  const res=await getRoleDetailAPI(roleId)
  console.log('res',res);
  perms.value=res.data.perms// 保存权限id
  userTotal.value=res.data.userTotal// 保存成员数量
  // 切换时，设置树形组件选中
treeRefs.value.forEach((treeRef,index)=>{
  // 选中节点，setCheckedKeys优先级高于default-checked-keys(默认占位)
  treeRef.setCheckedKeys(perms.value[index])
})
}
// 5. tabs 切换
const activeTabName=ref<'tree'|'member'>('tree')
// 6. 获取角色成员
const roleUserList=ref<RoleUser[]>([])
const getRoleUser=async(roleId:number)=>{
const res=await getRoleUserAPI(roleId)
console.log('res',res);
roleUserList.value=res.data.rows
}

// 删除业务
const delEditUser=(id:number)=>{
ElMessageBox.confirm('此操作将永久删除该角色, 是否继续?', '提示', {
  confirmButtonText: '确定',
  cancelButtonText: '取消',
  type: 'warning'
}).then(async() => {
  // 删除业务
  await delRoleUserAPI(id)
  // 删除成功，重新获取角色列表
  getRoleList()
}).catch(()=>{})
}
</script>

<template>
  <div class="role-container">
    <div class="left-wrapper">
      <div 
      v-for="(item,index ) in roleList" 
      :key="item.roleId" 
      class="role-item"
      @click="changeRole(index,item.roleId)"
      :class="{active:index===activeIndex}"
      >
        <div class="role-info">
          <img :src="index===activeIndex? userIconActive:userIcon" class="icon" />
          {{ item.roleName }}
        </div>
        <div class="more">
          <el-dropdown>
            <span class="el-dropdown-link">
              <img src="@/assets/more.svg" class="icon" />
            </span>
            <template #dropdown>
               <el-dropdown-menu>
                 <el-dropdown-item @click="$router.push(`/roleAdd/${item.roleId}`)">
                  <el-button link >编辑角色</el-button>
                 </el-dropdown-item>
                 <el-dropdown-item >
                  <el-button @click="delEditUser(item.roleId)" type="danger">删除</el-button>
                 </el-dropdown-item>
               </el-dropdown-menu>
            </template>
          </el-dropdown>
        </div>
      </div>
      <el-button class="addBtn" size="small" @click="$router.push('/roleAdd')">添加角色</el-button>
    </div>
<!-- 右侧权限和成员 -->
<div class="right-wrapper">
  <el-tabs v-model="activeTabName">
    <el-tab-pane  label="功能权限" name="tree">
      <div class="tree-wrapper">
    <div v-for="(item,index) in treeList" :key="item.id" class="tree-item">
      <div class="tree-title"> {{item.title }} </div>
      <el-tree
        :data="item.children" 
        :props="{label:'title',disabled:()=>true}"
        show-checkbox
        node-key="id"
        default-expand-all
        :default-checked-keys="perms[index]"
        ref="treeRefs"
        />
    </div>
  </div>
</el-tab-pane>
        <el-tab-pane :label="`成员(${userTotal})`" name="member">
          成员管理表格
          <div class="user-wrapper">
            <el-table :data="roleUserList">
              <el-table-column type="index" width="250" label="序号" />
              <el-table-column prop="name" label="员工姓名" />
              <el-table-column prop="userName" label="登录账号" />
            </el-table>
          </div>
        </el-tab-pane>
  </el-tabs>
  
</div>
  </div>
</template>

<style scoped lang="scss">
.role-container {
  display: flex;
  font-size: 14px;
  background-color: #fff;

  .left-wrapper {
    width: 200px;
    border-right: 1px solid #e4e7ec;
    padding: 4px;
    text-align: center;

    .role-item {
      position: relative;
      height: 56px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 0 20px;
      cursor: pointer;

      &.active {
        background: #edf5ff;
        color: #4770ff;
      }
    }

    .role-info {
      display: flex;
      align-items: center;

      .icon {
        margin-right: 10px;
        width: 20px;
      }
    }

    .more {
      display: flex;
      align-items: center;
      .icon {
          width: 15px;
        }
    }

    .addBtn {
      width: 100%;
      margin-top: 20px;
    }
  }

  .right-wrapper {
    flex: 1;

    .tree-wrapper {
      display: flex;
      justify-content: space-between;

      .tree-item {
        flex: 1;
        border-right: 1px solid #e4e7ec;
        padding: 0px 4px;
        text-align: center;

        .tree-title {
          background: #f5f7fa;
          text-align: center;
          padding: 10px 0;
          margin-bottom: 12px;
        }
      }
    }

    ::v-deep .el-tabs__nav-wrap {
      padding-left: 20px;
    }

    .user-wrapper {
      padding: 20px;
    }
  }
}
</style>